Showing structure for 6-ethoxy-5,22-dihydroxy-19,20,23-trithia-3,13-diazaheptacyclo[13.5.1.1⁷,¹¹.1¹⁴,¹⁸.0¹,¹³.0³,¹¹.0⁴,⁹]tricosane-2,8,12,16-tetrone